metric function

English Thesaurus

1. a function of a topological space that gives, for any two points in the space, a value equal to the distance between them (noun.linkdef)

hypernym	:	function, map, mapping, mathematical function, single-valued function,
definition	:	(mathematics) a mathematical relation such that each element of a given set (the domain of the function) is associated with an element of another set (the range of the function) (noun.linkdef)

domain category	:	math, mathematics, maths,
definition	:	a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement (noun.cognition)

domain category	:	natural philosophy, physics,
definition	:	the science of matter and energy and their interactions (noun.cognition)